agenttesla | 55aed03e89170a5d23ecff52a4f5a8ea81fa921aa37d19c3d807c7b2078cf3a2

General

Target

Purchase Inquiry_pdf.exe
Size

588KB
MD5

a2c76f1d92fa89671867f90986a86a87
SHA1

856585e784b7280d136b8129553aa0ad92a8ea3d
SHA256

55aed03e89170a5d23ecff52a4f5a8ea81fa921aa37d19c3d807c7b2078cf3a2
SHA512

2532fb9a3a29e473d3b5d33eae522c075b5f4a9ab77f1e8937901834c0bfb9beaf1b1e0d3bb25d9fb0ffb3bfaf9b1b3c3c4dce64e2a9be1c8f309721c2d457f4

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot2046248941:AAG5Z0PyWwtApmPaysBm59voK10ec9Rgnaw/sendDocument

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3532-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3532-125-0x0000000000436D2E-mapping.dmp	family_agenttesla
behavioral2/memory/3532-131-0x00000000055C0000-0x0000000005ABE000-memory.dmp	family_agenttesla

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Purchase Inquiry_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Inquiry_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Inquiry_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Inquiry_pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Inquiry_pdf.exe

description pid process target process

PID 2168 set thread context of 3532 2168 Purchase Inquiry_pdf.exe Purchase Inquiry_pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Purchase Inquiry_pdf.exe

pid process

3532 Purchase Inquiry_pdf.exe
3532 Purchase Inquiry_pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Purchase Inquiry_pdf.exe

description pid process

Token: SeDebugPrivilege 3532 Purchase Inquiry_pdf.exe

description	pid	process	target process
PID 2168 set thread context of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe

pid	process
3532	Purchase Inquiry_pdf.exe
3532	Purchase Inquiry_pdf.exe

description	pid	process
Token: SeDebugPrivilege	3532	Purchase Inquiry_pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Purchase Inquiry_pdf.exe

description	pid	process	target process
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe
PID 2168 wrote to memory of 3532	2168	Purchase Inquiry_pdf.exe	Purchase Inquiry_pdf.exe

outlook_office_path 1 IoCs

Processes:

Purchase Inquiry_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Inquiry_pdf.exe

outlook_win_path 1 IoCs

Processes:

Purchase Inquiry_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Inquiry_pdf.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2168

C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry_pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3532

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Inquiry_pdf.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/2168-122-0x000000000D500000-0x000000000D501000-memory.dmp

Filesize
4KB

Download
memory/2168-118-0x00000000075F0000-0x00000000075F1000-memory.dmp

Filesize
4KB

Download
memory/2168-119-0x0000000005180000-0x0000000005212000-memory.dmp

Filesize
584KB

Download
memory/2168-120-0x0000000005230000-0x0000000005231000-memory.dmp

Filesize
4KB

Download
memory/2168-121-0x0000000007AA0000-0x0000000007AA8000-memory.dmp

Filesize
32KB

Download
memory/2168-115-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/2168-123-0x000000000D5A0000-0x000000000D5F7000-memory.dmp

Filesize
348KB

Download
memory/2168-117-0x0000000007AF0000-0x0000000007AF1000-memory.dmp

Filesize
4KB

Download
memory/3532-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3532-125-0x0000000000436D2E-mapping.dmp

Download
memory/3532-131-0x00000000055C0000-0x0000000005ABE000-memory.dmp

Filesize
5.0MB

Download
memory/3532-132-0x00000000062B0000-0x00000000062B1000-memory.dmp

Filesize
4KB

Download
memory/3532-133-0x0000000006340000-0x0000000006341000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads